static void do_node_add(bContext *C, bNodeTemplate *ntemp)
{
Main *bmain = CTX_data_main(C);
Scene *scene = CTX_data_scene(C);
SpaceNode *snode = CTX_wm_space_node(C);
ScrArea *sa = CTX_wm_area(C);
ARegion *ar;
bNode *node, *node_new;
/* get location to add node at mouse */
for (ar = sa->regionbase.first; ar; ar = ar->next) {
if (ar->regiontype == RGN_TYPE_WINDOW) {
wmWindow *win = CTX_wm_window(C);
int x = win->eventstate->x - ar->winrct.xmin;
int y = win->eventstate->y - ar->winrct.ymin;
if (y < 60) y += 60;
UI_view2d_region_to_view(&ar->v2d, x, y, &snode->cursor[0], &snode->cursor[1]);
}
}
/* store selection in temp test flag */
for (node = snode->edittree->nodes.first; node; node = node->next) {
if (node->flag & NODE_SELECT) node->flag |= NODE_TEST;
else node->flag &= ~NODE_TEST;
}
node_new = node_add_node(snode, bmain, scene, ntemp, snode->cursor[0], snode->cursor[1]);
/* select previous selection before autoconnect */
for (node = snode->edittree->nodes.first; node; node = node->next) {
if (node->flag & NODE_TEST) node->flag |= NODE_SELECT;
}
/* deselect after autoconnection */
for (node = snode->edittree->nodes.first; node; node = node->next) {
if (node->flag & NODE_TEST) node->flag &= ~NODE_SELECT;
}
/* once this is called from an operator, this should be removed */
if (node_new) {
char undostr[BKE_UNDO_STR_MAX];
BLI_snprintf(undostr, sizeof(undostr), "Add Node %s", nodeLabel(node_new));
BKE_write_undo(C, undostr);
}
snode_notify(C, snode);
snode_dag_update(C, snode);
}
void Track::loadFromFile(const string& filename)
{
TiXmlDocument doc( filename.c_str() );
bool loadOkay = doc.LoadFile();
if(!loadOkay)
{
cerr << "Unable to open file." << endl;
return;
}
TiXmlElement* root = doc.FirstChildElement();
TiXmlElement* elem;
TiXmlElement* innerElem;
if(!root) return;
//block: Nodes
{
nodes.clear();
for(elem = root->FirstChildElement("Nodes")->FirstChildElement("Node"); elem; elem = elem->NextSiblingElement("Node"))
{
string label(elem->Attribute("label"));
NodeFlags flags = parseNodeFlags(elem->Attribute("flags"));
//if(label == "" || flags == NODE_NONE)
// continue;
nodes.push_back(new Node(label, flags));
}
}
//block: Edges
{
for(elem = root->FirstChildElement("Nodes")->FirstChildElement("Node"); elem; elem = elem->NextSiblingElement("Node"))
{
string nodeLabel(elem->Attribute("label"));
Node* node = getNodes(nodeLabel)[0];
for(innerElem = elem->FirstChildElement("Edge"); innerElem; innerElem = innerElem->NextSiblingElement("Edge"))
{
string label(innerElem->Attribute("label"));
EdgeFlags flags = parseEdgeFlags(innerElem->Attribute("flags"));
Direction dir = parseDirection(innerElem->Attribute("direction"));
string endpointLabel(innerElem->Attribute("endpoint"));
Node* otherNode = getNodes(endpointLabel)[0];
node->makeEdge(*otherNode, flags, dir, label);
}
}
}
//block: Constraints
{
for(elem = root->FirstChildElement("Nodes")->FirstChildElement("Node"); elem; elem = elem->NextSiblingElement("Node"))
{
string nodeLabel(elem->Attribute("label"));
Node* node = getFirstNode(nodeLabel);
for(innerElem = elem->FirstChildElement("Constraint"); innerElem; innerElem = innerElem->NextSiblingElement("Constraint"))
{
Constraint* c = parseConstraint(innerElem, this, node);
vector<Node*> nodes = c->getAffectedNodes();
for(size_t x = 0; x < nodes.size(); ++x)
{
nodes[x]->addConstraint(c);
}
}
}
}
}